package com.luna.cloudworm.product.exception;

import com.atguigu.common.exception.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * User: haitao
 * Date: 2020/6/17
 */
@Slf4j
@RestControllerAdvice(basePackages = "com.luna.cloudworm.product.controller")
public class GulimallExceptionControllerAdvice {
    @ExceptionHandler(value = {MethodArgumentNotValidException.class})
    public R methodArgumentNotValidException(MethodArgumentNotValidException e) {
        BindingResult result = e.getBindingResult();
        log.error("数据校验出现问题{},异常类型", e.getMessage(), e.getClass());
        Map<String, String> map = new HashMap<>();
        result.getFieldErrors()
                .forEach((r) -> map.put(r.getField(), r.getDefaultMessage()));

        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(), BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data", map);

    }

    // 兜底处理
    @ExceptionHandler(value = {Exception.class})
    public R handleException(Throwable throwable) {
        log.error("错误", throwable);
        return R.error();
    }
}
